6-K

United States

Securities and Exchange Commission

Washington, D.C. 20549

Form 6-K

Report of Foreign Private Issuer

Pursuant to Rule 13a-16 or 15d-16 of the

Securities Exchange Act of 1934

For the Month of October 2009

Commission File Number 000-22731

Minera Andes Inc.

(Translation of registrant’s name into English)

99 George St. 3rd Floor

Toronto, Ontario, Canada M5A 2N4

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.

Form 20-F o Form 40-F x

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1):  o

Note:  Regulation S-T Rule 101(b)(1) only permits the submission in paper of a Form 6-K if submitted solely to provide an attached annual report to security holders.

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7):  o

Note:  Regulation S-T Rule 101(b)(7) only permits the submission in paper of a Form 6-K if submitted to furnish a report or other document that the registrant foreign private issuer must furnish and make public under the laws of the jurisdiction in which the registrant is incorporated, domiciled or legally organized (the registrant’s “home country”), or under the rules of the home country exchange on which the registrant’s securities are traded, as long as the report or other document is not a press release, is not required to be and has not been distributed to the registrant’s security holders, and, if discussing a material event, has already been the subject of a Form 6-K submission or other Commission filing on EDGAR.

Indicate by check mark whether by furnishing the information contained in this Form, the registrant is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.

Yes o No x

If “Yes” is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b):   82-

EXHIBIT INDEX

The following documents are incorporated by reference in this report on Form 6-K:

Exhibit	Description
99.1	Change of Auditor Notice
99.2	Letter from former auditor, BDO
99.3	Letter from successor auditor, KPMG

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SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

	MINERA ANDES INC.
	By:	/s/ Henry A. John, Chief Financial Officer
		Henry A. John, Chief Financial Officer
Dated: October 22, 2009

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EX-99.1

Exhibit 99.1

MINERA ANDES INC.

CHANGE OF AUDITOR NOTICE

To:	BDO Dunwoody LLP
And to:	KPMG LLP

Notice is hereby given that, on the recommendation of the Audit Committee of Minera Andes Inc. (the “Corporation”), the Board of Directors of the Corporation resolved effective on September 30, 2009 that:

a)the resignation, dated September 29, 2009, of BDO Dunwoody LLP of Vancouver, British Columbia, (the “Former Auditor”) as auditors of the Corporation be accepted; and

b)KPMG LLP of Toronto, Ontario be appointed, effective September 29, 2009, as the successor auditors (the “Successor Auditor”) of the Corporation until the close of the next annual general meeting of the shareholders of the Corporation.

In accordance with National Instrument 51-102 (“NI-51-102”) the Corporation confirms that:

a)The Former Auditor resigned at the request of the Corporation;

b)The resignation of the Former Auditor and the appointment of the Successor Auditor of the Corporation were considered and approved by the Audit Committee and the Board of Directors of the Corporation;

c)There have been no reservations in the Former Auditor’s reports on any of the Corporation’s financial statements commencing at the beginning of the two most recently completed financial years and ending on the date of the Former Auditor’s resignation; and

d)In the opinion of the Corporation, prior to the date of this notice, there have been no “reportable events” (as defined in Section 4.11 of NI 51-102) between the Corporation and the Former Auditor.

Dated at Toronto, Ontario, this 2nd day of October, 2009.

MINERA ANDES INC.

Per:	/s/ Henry A. John
Name:		Henry A. John
Title:		Chief Financial Officer

EX-99.2

Exhibit 99.2

BDO Dunwoody LLP Chartered Accountants and Advisors 220 - 19916 - 64th Avenue Langley BC Canada V2Y 1A2 Telephone (604) 534-8691 Fax (604) 534-8900 Toll Free: 1-800-850-2477 Email: langley@bdo.ca www.bdo.ca

October 2, 2009

Alberta Securities Commission	Nova Scotia Securities Commission
4th Floor, 300 — 5th Avenue S.W.	2nd Floor, 1690 Hollis Street
Calgary, AB T2P 3C4	P.O. Box 458 Halifax, NS B3J 3J9
British Columbia Securities Commission	Ontario Securities Commission
P.O. Box 10142, Pacific Centre	20 Queen Street West, Suite 1900
Vancouver, B.C. V7Y 1L2	Toronto, ON M5H 3S8
The Manitoba Securities Commission	Prince Edward Island Securities Office
1130 – 405 Broadway Avenue	4th Floor, 95 Rochford Street
Winnipeg, MB R3C 3L6	P.O. Box 2000
	Charlottetown, PEI C1A 7N8
New Brunswick Securities Administration Branch	Saskatchewan Securities Commission
133 Prince William Street, Suite 606	6th Floor, 1919 Saskatchewan Drive
P.O. Box 5001	Regina, SK S4P 3V7
Saint John, NB E2L 4Y9
Securities Commission of Newfoundland and Labrador
P.O. Box 8700
2nd Floor, West Block
Confederation Building
St. John’s, NFLD A1B 4J6

Dear Sirs/Madames:

Re:          Minera Andes Inc.

We have read the attached Change of Auditor Notice dated October 2, 2009 prepared by the Company pursuant to Section 4.11 of the National Instrument 51-102 and agree with the information contained therein.

BDO Dunwoody LLP is a Limited Liability Partnership registered in Ontario

We understand that the Change of Auditor Notice, along with this letter and a similar letter from KPMG LLP, will be provided to the Company’s registered shareholders with the meeting materials relating to the Company’s next Annual General Meeting of shareholders.

Yours truly,

/s/ BDO Dunwoody LLP

Chartered Accountants

2

EX-99.3

Exhibit 99.3

KPMG LLP
Chartered Accountants
Suite 3300 Commerce Court West	Telephone	(416) 777-8500
PO Box 31 Stn Commerce Court	Telefax	(416) 777-8818
Toronto ON M5L 1B2	Internet	www.kpmg.ca
Canada

Alberta Securities Commission

British Columbia Securities Commission

Saskatchewan Financial Services Commission-Securities Division

Manitoba Securities Commission

Ontario Securities Commission

New Brunswick Securities Commission

Nova Scotia Securities Commission

Prince Edward Island Securities Office

Securities Commission of Newfoundland and Labrador

October 19, 2009

Re: Minera Andes Inc.

Dear Sirs:

As required by National Instrument 51-102 (Canada) — Continuous Disclosure obligations, we have reviewed the information contained in the Notice of Change of Auditor for the corporation and, based upon our firm’s knowledge of the circumstances, we have no basis to agree or disagree with the information contained in the Notice.

Yours very truly,

/s/ KPMG LLP

Chartered Accountants, Licensed Public Accountants

Toronto, Canada

KPMG LLP is a Canadian limited liability partnership and a member firm of the KPMG network of independent member firms affiliated with KPMG International, a Swiss cooperative.

KPMG Canada provides services to KPMG LLP.